floating vs afloat

floating is a noun but afloat is not a noun.

Word	Noun	Adjective	Verb	Adverb
floating	Yes	Yes	No	No
afloat	No	Yes	No	No

floating (noun)	afloat (noun)
the act of someone who floats on the water

floating (adjective)	afloat (adjective)
borne up by or suspended in a liquid	borne on the water; floating
inclined to move or be moved about	covered with water
not definitely committed to a party or policy	aimlessly drifting
(of a part of the body) not firmly connected; movable or out of normal position
continually changing especially as from one abode or occupation to another